Multiple choice question for engineering Set 1 1. Toxicity is characterized by ____ a) Instability b) Volume c) Temperature d) Dosage AnswerAnswer: d [Reason:] Identified character of toxicity is the concentration of lethal dosage, also known as LD50. 2. A waste to be called toxic, acute oral LD50 concentration should be ____ mg/kg. a) 2200…